Imagick::getImageDistortion
(PECL imagick 2, PECL imagick 3)
Imagick::getImageDistortion — Compares an image to a reconstructed image
Описание
public Imagick::getImageDistortion
( MagickWand
$reference
, int $metric
) : floatCompares an image to a reconstructed image and returns the specified distortion metric.
Возвращаемые значения
Returns the distortion metric used on the image (or the best guess thereof).
Ошибки
Вызывает ImagickException при ошибке.